WO1998035811A1 - Continuous extrusion process using organic waste materials - Google Patents

Continuous extrusion process using organic waste materials Download PDF

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Publication number
WO1998035811A1
WO1998035811A1 PCT/AU1998/000077 AU9800077W WO9835811A1 WO 1998035811 A1 WO1998035811 A1 WO 1998035811A1 AU 9800077 W AU9800077 W AU 9800077W WO 9835811 A1 WO9835811 A1 WO 9835811A1
Authority
WO
WIPO (PCT)
Prior art keywords
mixture
panel
mould
mould chamber
chamber
Prior art date
Application number
PCT/AU1998/000077
Other languages
English (en)
French (fr)
Inventor
Kenneth Lindsay Pagden
Original Assignee
Ricegrowers' Co-Operative Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AUPO5150A external-priority patent/AUPO515097A0/en
Application filed by Ricegrowers' Co-Operative Limited filed Critical Ricegrowers' Co-Operative Limited
Priority to EP98901885A priority Critical patent/EP1007322B1/de
Priority to NZ337280A priority patent/NZ337280A/xx
Priority to US09/367,529 priority patent/US6322731B1/en
Priority to BR9807415A priority patent/BR9807415A/pt
Priority to DE69808306T priority patent/DE69808306D1/de
Priority to CA002281665A priority patent/CA2281665A1/en
Priority to AU58485/98A priority patent/AU739360C/en
Priority to JP53516198A priority patent/JP2001524889A/ja
Publication of WO1998035811A1 publication Critical patent/WO1998035811A1/en
Priority to HK00104046A priority patent/HK1024885A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08—Moulding or pressing
    • B27N3/28—Moulding or pressing characterised by using extrusion presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92028—Force; Tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/924—Barrel or housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92523—Force; Tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92923—Calibration, after-treatment or cooling zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2061/00—Use of condensation polymers of aldehydes or ketones or derivatives thereof, as moulding material
    • B29K2061/04—Phenoplasts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/26—Scrap or recycled material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/002—Panels; Plates; Sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Definitions

  • the present invention relates to an apparatus and method for forming a
  • the panel has been developed primarily for use in the manufacture of pallets and
  • a further problem with wooden pallets is that in wet environments, the wood can rot, or worse still, provide a damp environment in which harmful bacteria can breed.
  • pallets will not withstand the heavy duty cycle to which they are inevitably subjected.
  • the walls are normally constructed by first
  • the frame is normally clad internally with a suitable
  • Panels of this type typically incorporate a series of laminates
  • composite panels have tended only to be used to form internal partitions and non-load
  • the present invention in a preferred aspect also relates to the manufacture of
  • One means of disposal is to incinerate the hulls at high temperature, which
  • rice hulls have also been mixed with various binding agents. For example, it has been
  • the invention provides a substantially continuous
  • steps of preparing a settable mixture conveying the mixture in a flowable state to a
  • the mixture is formed from a combination of an organic particulate
  • the base material and a thermosetting resin binder.
  • the base material and a thermosetting resin binder.
  • the base material and a thermosetting resin binder.
  • thermosetting resins the curing or setting process
  • the base material may include wheat husk, saw dust or other
  • the binding medium may alternatively include
  • materials such as cementitious binders, to provide the characteristics of masonry.
  • thermosetting binder Whilst a thermosetting binder is preferred, it will be appreciated that two part
  • additives such as polyvinylacetate or fortified urea
  • formaldehyde may form part of the binding agent for specific purposes such as to
  • the mixture is formed from a combination of shredded rice hull
  • the phenolic resin is potassium hydroxide based with up to
  • a sodium hydroxide based phenolic resin may be used, incorporating up to around 40% by weight of solids.
  • a powdered phenolic resin consisting of 100% solids may be used.
  • the curing temperature is preferably between 50° and around 200°C and is
  • the curing pressure within the mould cavity is preferably
  • the curing pressure is
  • the step of resisting movement of the setting is
  • mould chamber inherently provides the required degree of resistance, so that this step
  • a self-centring mandrel is disposed to
  • the mandrels are preferably disposed in parallel side by side relationship.
  • the mandrels are preferably disposed in parallel side by side relationship.
  • the invention provides an apparatus for forming a
  • compression means adapted
  • resisting means adapted initially to resist
  • the apparatus further includes heating means to initiate curing of the
  • the compression means take the form
  • the mixture from the load chamber to the inlet end of the mould is the mixture from the load chamber to the inlet end of the mould.
  • resisting means include mutually opposed pressure plates engaging opposite sides of
  • the pressure plates are preferably actuated by respective hydraulic rams.
  • the apparatus further includes sensor means
  • control means adapted to regulate the pressure plates in response to the
  • the apparatus preferably also includes cutting means in the form of flying
  • shears adapted to cut the panel into discrete sections of preselected length.
  • Figure 1 is a diagrammatic cross sectional view showing an apparatus for
  • Figure 2 is a perspective view showing a structural panel manufactured with the
  • Figure 3 is an isometric assembly view showing a domestic dwelling
  • Figure 4 is a perspective view of a series of adjoining houses constructed
  • Figure 5 is a perspective view of a further embodiment of structural panel
  • the invention provides an apparatus 1 for forming a
  • mixing means in the form of a mixing drum 3 supported for rotation about a
  • thermosetting resin binder In the mixing drum, rice hulls or other suitable materials are mixed with a thermosetting resin binder to
  • the apparatus further includes compression means in the form of an hydraulic
  • ram assembly 10 including a piston 11 adapted to reciprocate through the load
  • the outer wall 18 of the mould chamber 17 defines a generally rectangular
  • mould cavity of substantially constant cross sectional profile, which corresponds to
  • the mould further includes
  • the mandrels thus define respective axially extending channels 21
  • mandrels 20 defining the mould chamber are preferably heated to a temperature of
  • thermosetting resin around 160°C, so as to initiate relatively uniform curing of the thermosetting resin
  • the upper and lower outer walls of the mould are formed with respective
  • the entire mould cavity may be divided into two longitudinally spaced halves, with the pressure plates positioned in between.
  • the pressure plates may be disposed beyond the outlet end 16 of the
  • mould cavity are sandwiched between the pressure plates to provide internal support
  • the panel which may be only partially cured at that point.
  • a pressure sensor 30 is positioned to provide a control signal indicative of
  • This control signal is used to control the
  • predetermined consolidation pressure or density is achieved.
  • the process controller activates the actuators 27 to cause a
  • the process controller reapplies pressure to the plates 26 via the actuators 27 to
  • mould chamber inherently provides the required level of restraining force, so that the
  • parameters are selected such that the curing cycle is substantially completed by the
  • the shears are disposed to cut the panel into sections of predetermined length.
  • the mixture itself is preferably formed predominantly from shredded or ground
  • the preferred phenolic resin is potassium hydroxide based with up to around 60% by weight of solids.
  • a sodium hydroxide based phenolic resin may be used.
  • powdered phenolic resin consisting of 100% solids may be used.
  • powdered phenolic resin consisting of 100% solids
  • organic waste materials such as sawdust, wheat husk, and the like may be used.
  • fillers are used either as an alternative to or in combination with rice hull. Furthermore, fillers
  • extenders such as rubber crumb, sisal, jute fibres, veld grass, coconut husk and the
  • a magnesite binder can be employed to provide additional fire retardant
  • cementitious binders may be used to provide masonry-like
  • binding agent may also form part of the binding agent for specific purposes, for example to modify
  • Figure 2 shows a panel section 45 formed using the apparatus of Figure 1 with
  • thermal and acoustic insulation characteristics are excellent, due in part to the cavities
  • the invention provides a modular structural building panel which requires no internal or external framing other than horizontal and
  • the roof may be formed by further panels and tiled if necessary.
  • the panels may be formed by further panels and tiled if necessary.
  • window openings may be formed
  • post tensioning wires 48 may be preheated to 180°C and then fed into the load
  • the post tensioning wires are deformed in profile so
  • the panel of Figure 2 may also be formed in an appropriate size, ideally 1170
  • pallets formed in this way have a
  • the pallet is also water resistant and the resin binders provide
  • the panel is particularly inexpensive
PCT/AU1998/000077 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials WO1998035811A1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
EP98901885A EP1007322B1 (de) 1997-02-17 1998-02-11 Kontinuierliches extrusionsverfahren unter benutzung von organischem abfallmaterial
NZ337280A NZ337280A (en) 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials predominantly consisting of rice hull
US09/367,529 US6322731B1 (en) 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials
BR9807415A BR9807415A (pt) 1997-02-17 1998-02-11 Processo de extrusão contìnua usando materiais orgânicos refugados.
DE69808306T DE69808306D1 (de) 1997-02-17 1998-02-11 Kontinuierliches extrusionsverfahren unter benutzung von organischem abfallmaterial
CA002281665A CA2281665A1 (en) 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials
AU58485/98A AU739360C (en) 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials
JP53516198A JP2001524889A (ja) 1997-02-17 1998-02-11 有機性廃棄物を利用した連続的押出法
HK00104046A HK1024885A1 (en) 1997-02-17 2000-07-04 Continuous extrusion process using organic waste materials

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AUPO5150A AUPO515097A0 (en) 1997-02-17 1997-02-17 Nailless pallet
AUPO5150 1997-02-17
AU50376/98A AU5037698A (en) 1997-02-17 1998-01-06 Continuous extrusion process using organic waste materials
AU50376/98 1998-01-06

Publications (1)

Publication Number Publication Date
WO1998035811A1 true WO1998035811A1 (en) 1998-08-20

Family

ID=25628877

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU1998/000077 WO1998035811A1 (en) 1997-02-17 1998-02-11 Continuous extrusion process using organic waste materials

Country Status (15)

Country Link
US (1) US6322731B1 (de)
EP (1) EP1007322B1 (de)
JP (1) JP2001524889A (de)
KR (1) KR20000071172A (de)
CN (1) CN1130283C (de)
AU (2) AU5037698A (de)
BR (1) BR9807415A (de)
CA (1) CA2281665A1 (de)
DE (1) DE69808306D1 (de)
HK (1) HK1024885A1 (de)
ID (1) ID22903A (de)
NZ (1) NZ337280A (de)
RU (1) RU2181081C2 (de)
TR (1) TR199902417T2 (de)
WO (1) WO1998035811A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2177433A1 (es) * 2000-12-04 2002-12-01 Jacques Arnaud Monheim Procedimiento para la fabricacion de tableros de particulas.
US8021508B2 (en) 2007-11-23 2011-09-20 Raute Oyj Method for producing wood fibre boards
CZ308423B6 (cs) * 2019-02-28 2020-08-12 Technická univerzita v Liberci Prodyšný tepelně izolační plošný panel s protipožární ochranou

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2225404T3 (es) * 1995-04-27 2005-03-16 Tech-Wood International Limited Producto compuesto a base de plastico y metodo para fabricar el mismo.
US6804925B1 (en) 2001-02-08 2004-10-19 Daedalus Project, Inc. Composite building material and panels made therefrom
US7449229B2 (en) * 2002-11-01 2008-11-11 Jeld-Wen, Inc. System and method for making extruded, composite material
PL1610938T3 (pl) * 2003-03-17 2012-10-31 Tech Wood Int Ltd Sposób wytwarzania wzmocnionego elementu profilowanego z tworzywa sztucznego
ATE556833T1 (de) * 2003-03-17 2012-05-15 Tech Wood Internat Ltd Verfahren zur herstellung eines verstärkten kunstoffprofils
US20070045886A1 (en) 2005-08-19 2007-03-01 Johnson William L Sr Method of producing composite members having increased strength
CN101332665B (zh) * 2007-06-26 2010-12-22 震雄资产管理有限公司 注塑机以及调模的方法
US8133357B2 (en) 2008-04-18 2012-03-13 Usg Interiors, Inc. Panels including renewable components and methods for manufacturing same
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TWM481915U (zh) * 2013-09-03 2014-07-11 Ching-Sung Kuo 棧板
DE102017110281A1 (de) * 2017-05-11 2018-11-15 Carbon-Werke Weißgerber GmbH & Co. KG Verfahren zur Wiederverwertung von Faserverbundwerkstoffen
CN110757917B (zh) * 2019-11-08 2022-02-11 中南林业科技大学 一种桉木单板贴面木基复合板材及其制备方法

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US8021508B2 (en) 2007-11-23 2011-09-20 Raute Oyj Method for producing wood fibre boards
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AU5848598A (en) 1998-09-08
AU739360C (en) 2003-02-20
CN1250408A (zh) 2000-04-12
RU2181081C2 (ru) 2002-04-10
EP1007322A1 (de) 2000-06-14
BR9807415A (pt) 2000-03-21
CN1130283C (zh) 2003-12-10
DE69808306D1 (de) 2002-10-31
US6322731B1 (en) 2001-11-27
EP1007322B1 (de) 2002-09-25
NZ337280A (en) 2001-01-26
KR20000071172A (ko) 2000-11-25
AU5037698A (en) 1998-08-20
ID22903A (id) 1999-12-16
TR199902417T2 (xx) 2000-05-22
EP1007322A4 (de) 2000-06-14
AU739360B2 (en) 2001-10-11
JP2001524889A (ja) 2001-12-04
HK1024885A1 (en) 2000-10-27

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